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… helps us to maintain our timeline of memories. hippocampus CA1 https://www.pnas.org/content/118/3/e2020698118 When we … keep track of time, in a part of the hippocampus called CA1. In that study, MacDonald, who was then a postdoc at … which other parts of the brain might be feeding CA1 timing information. Some previous studies had suggested …

… both the primary visual cortex (V1) and the hippocampal CA1 region in freely-moving mice as they explore a … induce changes in the population responses in both V1 and CA1 respectively, in turn, to form a hypothetical model on …

… involves cells in a part of the hippocampus called CA1, which then relays information to another brain structure … identified anatomical connections that detour from CA1 through the subiculum, which then connects to the … Other experiments revealed that the direct circuit from CA1 to the entorhinal cortex is not necessary for memory …

… when a new, similar event takes place hippocampus CA1 spatial memory … the researchers measured activity in neurons of the CA1 region of the mouse hippocampus as the mice repeatedly … but not the others. About 30 percent of the neurons in CA1 appeared to be involved in creating this “event code.” …

… complex connect. They chose two well-known memory regions, CA1 of the hippocampus and the basolateral amygdala (BLA), … optogenetically inhibiting natural zap memory recall in CA1 or the BLA (i.e. when mice were placed back in the cage …